compiled by Wm. Robert Johnston
last updated 10 September 2023
| park name | type | state | managing agency | area (km2) |
|---|---|---|---|---|
| Wrangell-St. Elias | NP | AK | NPS | 33,682.5788 |
| Gates of the Arctic | NP | AK | NPS | 30,448.1327 |
| Noatak | NPr | AK | NPS | 26,656.9322 |
| Wrangell-St. Elias | NPr | AK | NPS | 19,637.9571 |
| Denali | NP | AK | NPS | 19,185.7868 |
| Katmai | NP | AK | NPS | 14,870.2926 |
| Death Valley | NP | CA/NV | NPS | 13,793.4901 |
| Glacier Bay | NP | AK | NPS | 13,044.5699 |
| Bering Land Bridge | NPr | AK | NPS | 10,915.9541 |
| Lake Clark | NP | AK | NPS | 10,602.0212 |
| Yukon-Charley Rivers | NPr | AK | NPS | 10,224.4331 |
| Misty Fjords | NM | AK | USFS | 9,283.780 |
| Yellowstone | NP | WY/MT/ID | NPS | 8,983.1743 |
| Grand Staircase-Escalante | NM | UT | NPS | 7,567.6215 |
| Kobuk Valley | NP | AK | NPS | 7,084.8969 |
| Mojave Trails | NM | CA | BLM | 6,474.970 |
| Mojave | NPr | CA | NPS | 6,271.4513 |
| Everglades | NP | FL | NPS | 6,106.4577 |
| Lake Mead | NRA | NV/AZ | NPS | 6,053.5126 |
| Lake Clark | NPr | AK | NPS | 5,707.2560 |
| Bears Ears | NM | UT | BLM-USFS | 5,519.702 |
| Denali | NPr | AK | NPS | 5,398.9832 |
| Glen Canyon | NRA | UT/CO | NPS | 5,075.2299 |
| Grand Canyon | NP | AZ | NPS | 4,862.8930 |
| Grand Canyon-Parashant | NM | AZ | BLM | 4,131.962 |
| Admiralty Island | NM | AK | USFS | 4,127.231 |
| Glacier | NP | MT | NPS | 4,099.9770 |
| Gates of the Arctic | NPr | AK | NPS | 3,838.8807 |
| Olympic | NP | WA | NPS | 3,733.8297 |
| Baaj Nwaavjo I’tah Kukveni-Ancestral Footprints | NM | AZ | BLM | 3,713.468 |
| Big Bend | NP | TX | NPS | 3,242.1925 |
| Joshua Tree | NP | CA | NPS | 3,217.8816 |
| Yosemite | NP | CA | NPS | 3,082.6828 |
| Sawtooth | NRA | ID | USFS | 3,050.569 |
| Big Cypress | NPr | FL | NPS | 2,916.0191 |
| Basin and Range | NM | NV | BLM | 2,847.308 |
| Craters of the Moon | NPr | ID | NPS-BLM | 1,721.74 |
| Kenai Fjords | NP | AK | NPS | 2,709.9776 |
| Hells Canyon | NRA | OR/ID | USFS | 2,675.377 |
| Cape Krusenstern | NM | AK | NPS | 2,626.7989 |
| Isle Royale | NP | MI | NPS | 2,313.9532 |
| Great Smoky Mountains | NP | TN/NC | NPS | 2,114.1866 |
| Avi Kwa Ame | NM | NV | BLM | 2,050.676 |
| North Cascades | NP | WA | NPS | 2,042.7760 |
| Organ Mountains-Desert Peaks | NM | NM | BLM | 2,009.382 |
| Sonoran Desert | NM | AZ | BLM | 1,968.391 |
| Aniakchak | NPr | AK | NPS | 1,878.2186 |
| Kings Canyon | NP | CA | NPS | 1,869.2485 |
| Katmai | NPr | AK | NPS | 1,694.4139 |
| Sequoia | NP | CA | NPS | 1,635.1834 |
| Upper Missouri River Breaks | NM | MT | BLM | 1,527.065 |
| Giant Sequoia | NM | CA | USFS | 1,426.990 |
| San Gabriel Mountains | NM | CA | USFS | 1,397.064 |
| Hawaii Volcanoes | NP | HI | NPS | 1,395.4054 |
| Canyonlands | NP | UT | NPS | 1,366.2099 |
| Berryessa Snow Mountain | NM | CA | USFS-BLM | 1,339.210 |
| Organ Pipe Cactus | NM | AZ | NPS | 1,338.2503 |
| Smith River | NRA | CA | USFS | 1,334.762 |
| Spring Mountains | NRA | NV | USFS | 1,301.910 |
| Grand Teton | NP | WY | NPS | 1,254.7050 |
| Gold Butte | NM | NV | BLM | 1,201.661 |
| Vermilion Cliffs | NM | AZ | BLM | 1,131.364 |
| Rocky Mountain | NP | CO | NPS | 1,075.8476 |
| Fortymile | NWSRRv | AK | BLM | 1,015.275 |
| Channel Islands | NP | CA | NPS | 1,009.9375 |
Notes:
© 2000-2019, 2023 by Wm. Robert Johnston.
Last modified 10 September 2023.
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